look out

(noun) a person employed to keep watch for some anticipated event. Synonyms: lookout, lookout man, sentinel, sentry, watch, spotter, scout, picket.

(noun) an elevated post affording a wide view. Synonyms: lookout, observation post.

(noun) a structure commanding a wide view of its surroundings. Synonyms: lookout, observation tower, lookout station, observatory.

(noun) the act of looking out. Synonyms: lookout, outlook.

(verb) be vigilant, be on the lookout or be careful. Synonyms: watch, look out, watch out. Example: "Watch out for pickpockets!."

(verb) to protect someone's interests. Synonyms: look out. Example: "A man's gotta look out for his family."